FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Schematic and Breakout Box Overlay Acronyms

ELECTRONIC IGNITION (EI) ACRONYMS






There is a logic to the names of the Schematic and Overlays for the EI Diagnostic Harness that will help.

OVERLAY DESIGNATORS

Overlay Designators:






On the Schematic and Overlays, each of these signals is identified along with a suffix letter that tells where the measurement is being taken. The key to these letters is in the Overlay Designators image.

EXAMPLES

Overlay Designator Examples:






Refer to the Examples image for Overlay Designator Examples.